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Wirtschaftsbetrieb Mainz AÖR
In Mainz! For Mainz! Business enterprise Mainz!

'Concert of wishes'

Mobile flood protection at the winter harbor

The mobile protective wall in the winter harbor.
Waterproof and mobile: the protective wall in the winter harbor.

The Winterhafen: a popular residential area, tourist destination, and local recreation area. This is partly, if not entirely, due to its unobstructed view of the Rhine. Combining this magnificent view with flood protection was a problem that could only be solved with a mobile solution.

In 2011, a reinforced concrete beam was therefore installed in the asphalt between the rowing club and Dagobertstraße, interrupted every three meters by a kind of coupling piece. If the Rhine threatens to burst its banks, light metal posts are first anchored there. Dam beams are then inserted between the pillars. Voilà: the mobile protective wall is ready – and both requirements have been met.

Worth knowing

  • Construction period: approximately nine months
  • Length: 630 meters
  • Cost: around €1.2 million, 90% of which was funded by the state
  • Objective: Protection against flooding that, statistically speaking, occurs once every 200 years (water level 8.30 m)
  • Objective: Protection against a so-called 200-year flood (water level 8.30 m)
The mobile wall, fully assembled.
The mobile wall, fully assembled.

Explanations and notes

Picture credits

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